We just bought a house with old garage door openers and the previous owners had long since lost their remotes.
How to check frequency of garage door opener.
Your garage door is likely using a frequency clustered around the 2 4 ghz band that s been designated the ism band otherwise known as the industrial scientific and.
Snap the cover back on the back of the transmitter.
Align the 12 dip switches in exactly the same pattern as you have written on paper.
These dip pin settings would set the frequency the opener and remote operated on.
How to change the frequency for a garage door opener.
Look for a small black button behind the lens light of the head receiver on the door opener near the antenna.
The openers are old stanley v 76 models with 8 dip switches on the receiver.
First plug the garage door opener into an outlet in the house using an extension cord.
Next you will need to shut power to the garage off with your circuit breaker.
Press and hold this button.
The purpose of this is to ensure that your garage door opener s frequency doesn t interfere with your neighbor s favorite radio station or the airplane flying overhead.
These dip pins frequencies operated in the 300 400 mhz range.
Test the operation of the garage door using the transmitter.
Double check it to make sure it is correct.
Next you ll test the range on your remote controls to see if it improves.